mirror of
https://github.com/ZuneDev/MicrosoftIris.git
synced 2026-07-27 13:13:29 -07:00
369 lines
16 KiB
C#
369 lines
16 KiB
C#
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// Decompiled with JetBrains decompiler
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// Type: Microsoft.Iris.RenderAPI.VideoPlayback.VideoPresentationBuilder
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// Assembly: UIX, Version=4.8.0.0, Culture=neutral, PublicKeyToken=ddd0da4d3e678217
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// MVID: A56C6C9D-B7F6-46A9-8BDE-B3D9B8D60B11
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// Assembly location: C:\Program Files\Zune\UIX.dll
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using Microsoft.Iris.RenderAPI.Drawing;
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using System;
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namespace Microsoft.Iris.RenderAPI.VideoPlayback
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{
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internal sealed class VideoPresentationBuilder
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{
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private SizeF m_sizefOriginalSource;
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private RectangleF m_rcfInputDestViewPxl;
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private SizeF m_sizefInputDestAspect;
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private float m_flInputDisplayOverscanPer;
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private float m_flInputContentOverscanPer;
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private VideoZoomHandler m_handlerZoomMode;
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private VideoDisplayMode m_nDisplayMode;
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private VideoOverscanMode m_nInputOverscanMode;
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private SizeF m_sizefInputContentAspect;
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private bool m_fInputFullDisplay;
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public VideoPresentationBuilder()
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{
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m_handlerZoomMode = LinearVideoStretch.ShrinkToFit;
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m_sizefInputContentAspect = new SizeF(1f, 1f);
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m_sizefInputDestAspect = new SizeF(1f, 1f);
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}
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public SizeF SourceDimensions
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{
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get => m_sizefOriginalSource;
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set => m_sizefOriginalSource = value;
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}
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public RectangleF CompleteDestination
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{
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get => m_rcfInputDestViewPxl;
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set => m_rcfInputDestViewPxl = value;
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}
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public SizeF DestinationAspectRatio
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{
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get => m_sizefInputDestAspect;
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set => m_sizefInputDestAspect = value;
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}
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public float DisplayOverscanFactor
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{
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get => m_flInputDisplayOverscanPer;
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set => m_flInputDisplayOverscanPer = value;
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}
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public float ContentOverscanFactor
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{
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get => m_flInputContentOverscanPer;
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set => m_flInputContentOverscanPer = value;
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}
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public VideoOverscanMode ContentOverscanMode
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{
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get => m_nInputOverscanMode;
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set => m_nInputOverscanMode = value;
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}
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public SizeF ContentAspectRatio
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{
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get => m_sizefInputContentAspect;
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set => m_sizefInputContentAspect = value;
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}
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public VideoZoomHandler ZoomMode
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{
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get => m_handlerZoomMode;
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set => m_handlerZoomMode = value;
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}
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public bool IsFullDisplay
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{
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get => m_fInputFullDisplay;
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set => m_fInputFullDisplay = value;
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}
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public VideoDisplayMode DisplayMode
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{
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get => m_nDisplayMode;
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set => m_nDisplayMode = value;
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}
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public BasicVideoPresentation BuildPresentation()
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{
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BasicVideoGeometry geometry = new BasicVideoGeometry();
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if (m_rcfInputDestViewPxl.Width > 0.0 && m_rcfInputDestViewPxl.Height > 0.0)
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{
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RectangleF rcfBoundSrcVideoPxl;
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RectangleF rcfBoundDestViewPxl;
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float flSrcWidthMultiplier;
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float flDstWidthMultiplier;
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ComputeLocations(out rcfBoundSrcVideoPxl, out rcfBoundDestViewPxl, out flSrcWidthMultiplier, out flDstWidthMultiplier);
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m_handlerZoomMode(ConvertToSquare(rcfBoundSrcVideoPxl, flSrcWidthMultiplier), ConvertToSquare(rcfBoundDestViewPxl, flDstWidthMultiplier), out geometry.arrcfSrcVideo, out geometry.arrcfDestView);
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if (geometry.arrcfDestView != null)
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{
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int length = geometry.arrcfDestView.Length;
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}
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int num1 = geometry.arrcfDestView != null ? geometry.arrcfDestView.Length : 0;
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ConvertFromSquare(geometry.arrcfSrcVideo, flSrcWidthMultiplier);
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ConvertFromSquare(geometry.arrcfDestView, flDstWidthMultiplier);
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geometry.rcfSrcVideoBounds = ComputeBounds(geometry.arrcfSrcVideo);
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geometry.rcfDestViewBounds = ComputeBounds(geometry.arrcfDestView);
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float num2 = 0.0001f;
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RectangleF rcfDestViewBounds = geometry.rcfDestViewBounds;
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for (int index = 0; index < num1; ++index)
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{
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float left = geometry.arrcfDestView[index].Left;
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float right = geometry.arrcfDestView[index].Right;
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float top = geometry.arrcfDestView[index].Top;
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float bottom = geometry.arrcfDestView[index].Bottom;
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if (Math.Abs(geometry.arrcfDestView[index].Top - geometry.rcfDestViewBounds.Top) < (double)num2)
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top = rcfDestViewBounds.Top;
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if (Math.Abs(geometry.arrcfDestView[index].Bottom - geometry.rcfDestViewBounds.Bottom) < (double)num2)
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bottom = rcfDestViewBounds.Bottom;
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if (Math.Abs(geometry.arrcfDestView[index].Left - geometry.rcfDestViewBounds.Left) < (double)num2)
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left = rcfDestViewBounds.Left;
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if (Math.Abs(geometry.arrcfDestView[index].Right - geometry.rcfDestViewBounds.Right) < (double)num2)
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right = rcfDestViewBounds.Right;
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geometry.arrcfDestView[index] = new RectangleF(left, top, right - left, bottom - top);
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}
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geometry.rcfDestViewBounds = rcfDestViewBounds;
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if (m_sizefOriginalSource.Width > 0.0 && m_sizefOriginalSource.Height > 0.0)
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{
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float num3 = m_sizefOriginalSource.Width / geometry.rcfSrcVideoBounds.Width;
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float num4 = m_sizefOriginalSource.Height / geometry.rcfSrcVideoBounds.Height;
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RectangleF square1 = ConvertToSquare(geometry.rcfSrcVideoBounds, flSrcWidthMultiplier);
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RectangleF square2 = ConvertToSquare(geometry.rcfDestViewBounds, flDstWidthMultiplier);
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RectangleF rectangleF = new RectangleF()
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{
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X = square2.X - num3 * square1.X,
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Y = square2.Y - num4 * square1.Y,
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Width = num3 * square2.Width,
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Height = num4 * square2.Height
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};
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}
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}
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else
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geometry.arrcfSrcVideo = geometry.arrcfDestView = new RectangleF[0];
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geometry.arrcfBorders = ComputeBorders(geometry.rcfDestViewBounds);
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return new BasicVideoPresentation(geometry);
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}
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private static RectangleF ConvertToSquare(RectangleF rcfSrc, float flWidthAdjust)
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{
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if (flWidthAdjust == 1.0)
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return rcfSrc;
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float x = rcfSrc.Left * flWidthAdjust;
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float num = rcfSrc.Right * flWidthAdjust;
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return new RectangleF(x, rcfSrc.Y, num - x, rcfSrc.Height);
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}
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private static RectangleF ConvertFromSquare(RectangleF rcfSrc, float flWidthAdjust)
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{
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if (flWidthAdjust == 1.0)
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return rcfSrc;
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float x = rcfSrc.Left / flWidthAdjust;
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float num = rcfSrc.Right / flWidthAdjust;
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return new RectangleF(x, rcfSrc.Y, num - x, rcfSrc.Height);
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}
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private static void ConvertFromSquare(RectangleF[] arrcf, float flWidthAdjust)
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{
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if (arrcf == null || flWidthAdjust == 1.0)
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return;
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for (int index = 0; index < arrcf.Length; ++index)
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{
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float num1 = arrcf[index].Left / flWidthAdjust;
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float num2 = arrcf[index].Right / flWidthAdjust;
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arrcf[index].X = num1;
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arrcf[index].Width = num2 - num1;
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}
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}
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private static RectangleF ComputeBounds(RectangleF[] arrcfStrips)
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{
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if (arrcfStrips == null || arrcfStrips.Length <= 0)
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return RectangleF.Zero;
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float left = arrcfStrips[0].Left;
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float top = arrcfStrips[0].Top;
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float right = arrcfStrips[0].Right;
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float bottom = arrcfStrips[0].Bottom;
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for (int index = 1; index < arrcfStrips.Length; ++index)
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{
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RectangleF arrcfStrip = arrcfStrips[index];
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if (left > (double)arrcfStrip.Left)
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left = arrcfStrip.Left;
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if (top > (double)arrcfStrip.Top)
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top = arrcfStrip.Top;
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if (right < (double)arrcfStrip.Right)
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right = arrcfStrip.Right;
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if (bottom < (double)arrcfStrip.Bottom)
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bottom = arrcfStrip.Bottom;
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}
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return new RectangleF(left, top, right - left, bottom - top);
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}
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private static void ApplyOverscanFactor(ref RectangleF rcf, float flOverscanPer)
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{
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if (flOverscanPer > 50.0)
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flOverscanPer = 50f;
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SizeF sizeF = new SizeF((float)(rcf.Width * (double)flOverscanPer / 100.0), (float)(rcf.Height * (double)flOverscanPer / 100.0));
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rcf.X += sizeF.Width / 2f;
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rcf.Y += sizeF.Height / 2f;
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rcf.Width -= sizeF.Width;
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rcf.Height -= sizeF.Height;
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}
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private void ComputeLocations(
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out RectangleF rcfBoundSrcVideoPxl,
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out RectangleF rcfBoundDestViewPxl,
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out float flSrcWidthMultiplier,
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out float flDstWidthMultiplier)
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{
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//ref RectangleF rcfBoundSrcVideoPxl = ref rcfBoundSrcVideoPxl;
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//ref RectangleF rcfBoundDestViewPxl = ref rcfBoundDestViewPxl;
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RectangleF rectangleF1 = new RectangleF();
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RectangleF rectangleF2 = rectangleF1;
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rcfBoundDestViewPxl = rectangleF2;
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RectangleF rectangleF3 = rectangleF1;
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rcfBoundSrcVideoPxl = rectangleF3;
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flSrcWidthMultiplier = flDstWidthMultiplier = 1f;
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float flOverscanPer1 = 0.0f;
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float flOverscanPer2 = 0.0f;
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if (m_flInputDisplayOverscanPer > 0.0 || m_flInputContentOverscanPer > 0.0)
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{
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switch (m_nDisplayMode)
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{
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case VideoDisplayMode.Inset:
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if (m_nInputOverscanMode == VideoOverscanMode.InvalidContent)
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{
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flOverscanPer1 = m_flInputContentOverscanPer;
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break;
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}
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break;
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case VideoDisplayMode.FullPreScene:
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case VideoDisplayMode.FullInScene:
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switch (m_nInputOverscanMode)
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{
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case VideoOverscanMode.NoOverscan:
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flOverscanPer2 = m_flInputDisplayOverscanPer;
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break;
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case VideoOverscanMode.ValidContent:
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break;
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case VideoOverscanMode.InvalidContent:
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flOverscanPer1 = !m_fInputFullDisplay ? m_flInputContentOverscanPer : m_flInputContentOverscanPer - m_flInputDisplayOverscanPer;
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break;
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default:
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return;
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}
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break;
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case VideoDisplayMode.Animating:
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switch (m_nInputOverscanMode)
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{
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case VideoOverscanMode.NoOverscan:
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flOverscanPer2 = m_flInputDisplayOverscanPer;
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break;
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case VideoOverscanMode.ValidContent:
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break;
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case VideoOverscanMode.InvalidContent:
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flOverscanPer1 = m_flInputContentOverscanPer;
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flOverscanPer2 = m_flInputDisplayOverscanPer;
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break;
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default:
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return;
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}
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break;
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default:
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return;
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}
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}
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rcfBoundSrcVideoPxl.Size = m_sizefOriginalSource;
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if (rcfBoundSrcVideoPxl.Width > 0.0 && rcfBoundSrcVideoPxl.Height > 0.0)
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{
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float num = rcfBoundSrcVideoPxl.Height * m_sizefInputContentAspect.Width / m_sizefInputContentAspect.Height;
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flSrcWidthMultiplier = num / rcfBoundSrcVideoPxl.Width;
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ApplyOverscanFactor(ref rcfBoundSrcVideoPxl, flOverscanPer1);
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}
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else
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{
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rcfBoundSrcVideoPxl.Width = 1f;
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rcfBoundSrcVideoPxl.Height = 1f;
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}
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rcfBoundDestViewPxl = m_rcfInputDestViewPxl;
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if (rcfBoundDestViewPxl.Width > 0.0 && rcfBoundDestViewPxl.Height > 0.0)
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{
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float num = rcfBoundDestViewPxl.Height * m_sizefInputDestAspect.Width / m_sizefInputDestAspect.Height;
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flDstWidthMultiplier = num / rcfBoundDestViewPxl.Width;
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ApplyOverscanFactor(ref rcfBoundDestViewPxl, flOverscanPer2);
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}
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else
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{
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rcfBoundDestViewPxl.Width = 0.0f;
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rcfBoundDestViewPxl.Height = 0.0f;
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}
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}
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private RectangleF[] ComputeBorders(RectangleF rcfContent)
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{
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RectangleF inputDestViewPxl = m_rcfInputDestViewPxl;
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RectangleF[] rectangleFArray1 = new RectangleF[4];
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int length = 0;
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rcfContent.Intersect(inputDestViewPxl);
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if (!rcfContent.IsEmpty)
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{
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if (inputDestViewPxl.Left < (double)rcfContent.Left)
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{
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RectangleF rectangleF = new RectangleF(inputDestViewPxl.Left, inputDestViewPxl.Top, rcfContent.Left - inputDestViewPxl.Left, inputDestViewPxl.Height);
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inputDestViewPxl.Width -= rcfContent.Left - inputDestViewPxl.Left;
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inputDestViewPxl.X = rcfContent.Left;
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if (!rectangleF.IsEmpty)
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{
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rectangleFArray1[length] = rectangleF;
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++length;
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}
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}
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if (inputDestViewPxl.Right > (double)rcfContent.Right)
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{
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RectangleF rectangleF = new RectangleF(rcfContent.Right, inputDestViewPxl.Top, inputDestViewPxl.Right - rcfContent.Right, inputDestViewPxl.Height);
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inputDestViewPxl.Width = rcfContent.Right - inputDestViewPxl.X;
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if (!rectangleF.IsEmpty)
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{
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rectangleFArray1[length] = rectangleF;
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++length;
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}
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}
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if (inputDestViewPxl.Top < (double)rcfContent.Top)
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{
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RectangleF rectangleF = new RectangleF(inputDestViewPxl.Left, inputDestViewPxl.Top, inputDestViewPxl.Width, rcfContent.Top - inputDestViewPxl.Top);
|
||
|
|
inputDestViewPxl.Height -= rcfContent.Top - inputDestViewPxl.Top;
|
||
|
|
inputDestViewPxl.Y = rcfContent.Top;
|
||
|
|
if (!rectangleF.IsEmpty)
|
||
|
|
{
|
||
|
|
rectangleFArray1[length] = rectangleF;
|
||
|
|
++length;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (inputDestViewPxl.Bottom > (double)rcfContent.Bottom)
|
||
|
|
{
|
||
|
|
RectangleF rectangleF = new RectangleF(inputDestViewPxl.Left, rcfContent.Bottom, inputDestViewPxl.Width, inputDestViewPxl.Bottom - rcfContent.Bottom);
|
||
|
|
inputDestViewPxl.Height = rcfContent.Bottom - inputDestViewPxl.Y;
|
||
|
|
if (!rectangleF.IsEmpty)
|
||
|
|
{
|
||
|
|
rectangleFArray1[length] = rectangleF;
|
||
|
|
++length;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!inputDestViewPxl.IsEmpty)
|
||
|
|
{
|
||
|
|
rectangleFArray1[length] = inputDestViewPxl;
|
||
|
|
++length;
|
||
|
|
}
|
||
|
|
RectangleF[] rectangleFArray2 = new RectangleF[length];
|
||
|
|
if (length > 0)
|
||
|
|
Array.Copy(rectangleFArray1, rectangleFArray2, length);
|
||
|
|
return rectangleFArray2;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|